NHSRCL erects first steel bridge under Mumbai-Ahmedabad HSRC Project October 10, 2023 | High Speed Rail Corridor, Mega Programmes, Project Updates, Under Construction NHSRCL erected 70 m first steel bridge (GAD 1134) across National Highway (NH-53) in Surat, Gujarat under Package P-1(B) of the Mumbai-Ahmedabad HSRC Project on October 6, 2023. This content is restricted.